73
Operating Manual Crawler Excavator TC37
Care and Maintenance
7
26 Check for leaks in all pipes, hoses, control valves, hydraulic pumps,
cylinders, etc.
O
O
Attention
The screw-in couplings must be locked when tightening
hose and line connections to prevent rotation.
27 Check or change the hydraulic oil.
O
O
X
2
X
28 Replace the hydraulic oil return filter insert.
X
according to
service
indicator
X
29 Replace breather.
X
X
30 Check or replace oil of crawler gear units.
X
O
X
X
31 Check secure fastening of swing bearing attachment.
O
O
O
32 Check that the ring gear attachment screws are securely fastened.
O
O
O
33 Grease machine according to overview of lubricating points.
O
O
34 Check function, condition and completeness of safety devices.
O
O
35 Check function of brake valves.
O
O
36 Hydraulic function check with pressure function test.
O
O
37 Test run and test work.
O
O
38 Initial inspection card and return to manufacturer.
O
O
3
O = Checking, maintenance
X = Replace
operating hours
min.
2 x
min.
1 x
Perform work with machine at operating temperature
after
100
ever
y
300
ever
y
600
ever
y
1200
annu
ally
annu
ally
Chapter
Tab. 21 Inspection plan
1
At least every two years.
2
Extension of oil change intervals according to oil sample analysis and laboratory report
Î
7.2, 64.
3
Within warranty.
Attention
Observe our offer on service packages for
the inspections. Contact your dealer for
further information!
